// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_GL_GL_CONTEXT_GLX_H_
#define UI_GL_GL_CONTEXT_GLX_H_

#include <string>

#include "base/compiler_specific.h"
#include "base/macros.h"
#include "ui/gfx/x/x11_types.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/gl_export.h"

namespace gfx {

class GLSurface;

// Encapsulates a GLX OpenGL context.
class GL_EXPORT GLContextGLX : public GLContextReal {
public:
    explicit GLContextGLX(GLShareGroup* share_group);

    XDisplay* display();

    // Implement GLContext.
    bool Initialize(GLSurface* compatible_surface,
        GpuPreference gpu_preference) override;
    bool MakeCurrent(GLSurface* surface) override;
    void ReleaseCurrent(GLSurface* surface) override;
    bool IsCurrent(GLSurface* surface) override;
    void* GetHandle() override;
    void OnSetSwapInterval(int interval) override;
    std::string GetExtensions() override;
    bool WasAllocatedUsingRobustnessExtension() override;

protected:
    ~GLContextGLX() override;

private:
    void Destroy();

    void* context_;
    XDisplay* display_;

    DISALLOW_COPY_AND_ASSIGN(GLContextGLX);
};

} // namespace gfx

#endif // UI_GL_GL_CONTEXT_GLX_H_
